attribute = attributes.get("$mapto$");
Collection c = (Collection) res.$prop.readMethod.name$();
if (c == null) {
	throw new MapperException(getName()
			+ ": collection field '" + $prop.name$
			+ "' is not initialized in " + $bean.beanDescriptor.beanClass.simpleName$);
} else 
	for (NamingEnumeration ne = attribute.getAll(); ne.hasMore();) {
		c.add(ne.next());
}
